CN107871592B - Pressing plate and outgoing line matching structure for transformer and outgoing line method thereof - Google Patents
Pressing plate and outgoing line matching structure for transformer and outgoing line method thereof Download PDFInfo
- Publication number
- CN107871592B CN107871592B CN201610851612.0A CN201610851612A CN107871592B CN 107871592 B CN107871592 B CN 107871592B CN 201610851612 A CN201610851612 A CN 201610851612A CN 107871592 B CN107871592 B CN 107871592B
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- China
- Prior art keywords
- pressing plate
- outgoing line
- notch
- transformer
- plate body
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- 238000003825 pressing Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims abstract description 7
- 239000011111 cardboard Substances 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims abstract description 5
- 239000011087 paperboard Substances 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 3
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulating Of Coils (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention relates to a pressing plate and outgoing line matching structure for a transformer and an outgoing line method thereof, wherein the pressing plate comprises a pressing plate body and a cushion block, the pressing plate body and the cushion block are in sliding connection in a stepped butt joint mode, and the oil sealing plate is arranged at the lower part of the pressing plate; the method comprises the following steps: separating the pressing plate body from the cushion block in a drawer mode, wherein the pressing plate exposes the open notch; mounting each layer of corner rings and insulating pieces of the head at the notch; after the corner rings and the insulating pieces of the head are installed, the cushion blocks are inserted into the notch for installation and fixed by using cardboard pins; and (3) installing and fixing the oil sealing plate at the corresponding position of the lower part of the pressing plate by using an insulating screw rod and a nut, and completing the whole structure. The invention separates the open-pore extension part of the pressing plate in a drawer mode, and ensures the operation space of the mounting angle ring of the head and the insulating part on the premise of ensuring the mounting size requirement of the design theory, thereby ensuring the heat dissipation efficiency of the strong oil guiding structure of the product while being convenient to operate.
Description
Technical Field
The invention relates to a transformer manufacturing technology, in particular to a pressing plate and outgoing line matching structure for a transformer and an outgoing line method thereof.
Background
With the rapid development of ultra-high voltage transmission projects, the voltage class and the transmission capacity of a transmission line are continuously improved, the demand of high-voltage and high-capacity power transformer products is gradually increased year by year, most of the transformers adopt a strong oil guiding cooling mode, and the high end insulation level determines the complex end outgoing structure of the transformer, namely an oil paper baffle type outgoing mode consisting of a plurality of layers of angle rings, stay bars and the like. In the actual coil sleeving and assembling operation, the conventional pressing plate is a circular plate, and is provided with a wire outlet hole which is circular and closed. After the lower pressing plate is mounted in advance, the complex wire outlet structure at the lower end part of the transformer is difficult to operate, the mounting size of a design theory is difficult to ensure, the position structure of the lower pressing plate matched with the wire outlet is urgently required to be adjusted, and the oil sealing effect required by a guiding cooling mode is reserved.
Disclosure of Invention
Aiming at the defects that the pressing plate and the outgoing line structure for the transformer are complex and the installation size of a design theory is difficult to ensure in the prior art, the invention aims to provide the pressing plate and the outgoing line matching structure for the transformer and the outgoing line method thereof, which are convenient to operate and ensure the radiating efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to a pressing plate and outgoing line matching structure for a transformer, which is provided with a pressing plate and an oil seal plate.
One side of the pressing plate body is provided with an open notch, the edge part of the notch is a mounting edge, and the notch is in an inverted stepped shape in the thickness direction.
The cushion block is provided with an opening which is in butt joint with the notch of the pressing plate body, is in a stepped shape in the thickness direction and is arranged at the bottom of the pressing plate body.
The notch is a U-shaped opening, and the cushion blocks are arranged at two side edges of the U-shaped opening through paperboard pins.
The invention discloses an outgoing line method of a pressing plate and outgoing line matching structure for a transformer, which comprises the following steps of:
separating the pressing plate body from the cushion block in a drawer mode, wherein the pressing plate exposes the open notch;
mounting each layer of corner rings and insulating pieces of the head at the notch;
after the corner rings and the insulating pieces of the head are installed, the cushion blocks are inserted into the notch for installation and fixed by using cardboard pins;
and (3) installing and fixing the oil sealing plate at the corresponding position of the lower part of the pressing plate by using an insulating screw rod and a nut, and completing the whole structure.
The method of the invention further comprises the steps of:
slotting on one side of the pressing plate body, and matching and designing the cushion block with the slotting size of the pressing plate body;
and a mounting hole is reserved at the edge of the notch of the pressing plate body.
The oil seal plate is prepared according to the outer limit size of the head forming part before being installed.
The invention has the following beneficial effects and advantages:
1. according to the invention, the position structure of the matching of the lower pressing plate and the outgoing line is adjusted, the outward extending part of the opening of the pressing plate is separated in a drawer mode, the operation space of the mounting angle ring of the head and the insulating part is ensured on the premise of ensuring the mounting size requirement of the design theory, and the heat dissipation efficiency of the strong oil guiding structure of the product is ensured while the operation is convenient.
2. The invention has simple and ingenious structure and quick operation, saves working hours and reduces labor cost.
Drawings
FIG. 1A is a partial view of a platen mated with an outgoing line location;
FIG. 1B is a cross-sectional view A-A of FIG. 1A.
FIG. 2 is a partial view of the corresponding outlet position of the medium voltage board according to the present invention;
FIG. 3A is a block diagram of a platen open-cell epitaxial pad;
FIG. 3B is a cross-sectional view A-A of FIG. 3A;
FIG. 4 is a block diagram of a platen bottom oil seal plate;
wherein, 1 is the clamp plate body, 101 is clamp plate fluting position, 102 is bottom oil blanket fixed orifices, 2 is the cushion, 3 is the oil shrouding, 4 is the coil and takes the head.
Detailed Description
The invention is further elucidated below in connection with the drawings of the specification.
As shown in fig. 1A and 1B, the pressing plate and outgoing line matching structure for the transformer is provided with a pressing plate and an oil sealing plate 3, wherein the pressing plate comprises a pressing plate body 1 and a cushion block 2, the pressing plate body 1 and the cushion block 2 are in sliding connection in a stepped butt joint mode, and the oil sealing plate 3 is arranged at the lower part of the pressing plate.
As shown in fig. 2, one side of the pressing plate body 1 is provided with an open notch, the edge part of the notch is a mounting edge, and the notch is in an inverted stepped shape in the thickness direction; in the embodiment, the notch adopts a U-shaped opening, and the cushion blocks 2 are arranged at two side edges of the U-shaped opening through cardboard pins.
As shown in fig. 3A and 3B, the cushion block 2 has an opening that is in butt joint with the notch of the platen body 1, and the cushion block 2 is stepped in the thickness direction and slidably mounted on the bottom of the platen body 1.
The invention specially designs a matching structure of a lower pressing plate and a lower outgoing line of a transformer, matches the epitaxial part of a pressing plate opening, namely a cushion block, in a step butt joint mode, slots the position of a pressing plate body 1, reserves 2 mounting holes at the upper part for mounting the cushion block 2, and mounts 8 openings at the lower part for mounting an oil seal plate 3.
The cushion block 2 is matched with the grooving of the pressing plate body 1 and the body size, two through holes are mounting reserved holes of the pressing plate, the lower 2 holes are used for mounting the oil sealing plate, and the structure of the oil sealing plate is shown in fig. 4.
The outgoing line method of the pressing plate and outgoing line matching structure for the transformer comprises the following steps of:
separating the pressing plate body from the cushion block in a drawer mode, wherein the pressing plate exposes the open notch;
mounting each layer of corner rings and insulating pieces of the head at the notch;
after the corner rings and the insulating pieces of the head are installed, the cushion blocks are inserted into the notch for installation and fixed by using cardboard pins;
and (3) installing and fixing the oil sealing plate at the corresponding position of the lower part of the pressing plate by using an insulating screw rod and a nut, and completing the whole structure.
The manufacturing of the pressing plate body is to open a slot on one side of the pressing plate body, and the cushion block is matched with the opening size of the pressing plate body;
and a mounting hole is reserved at the edge of the notch of the pressing plate body.
In addition, the oil sealing plate needs to be prepared according to the outer limit size of the head forming piece before being installed, so that the actual oil sealing effect is ensured, and the oil way of the whole design of the product is not influenced.
Claims (6)
1. The outgoing line method of the pressing plate and outgoing line matching structure for the transformer is characterized by comprising the following steps of: the pressing plate and outgoing line matching structure for the transformer is provided with a pressing plate and an oil sealing plate, wherein the pressing plate comprises a pressing plate body and a cushion block, the pressing plate body and the cushion block are in sliding connection in a step butt joint mode, and the oil sealing plate is arranged at the lower part of the pressing plate;
the outgoing line method of the pressing plate and outgoing line matching structure for the transformer comprises the following steps of:
separating the pressing plate body from the cushion block in a drawer mode, wherein the pressing plate exposes the open notch;
mounting each layer of corner rings and insulating pieces of the head at the notch;
after the corner rings and the insulating pieces of the head are installed, the cushion blocks are inserted into the notch for installation and fixed by using cardboard pins;
and (3) installing and fixing the oil sealing plate at the corresponding position of the lower part of the pressing plate by using an insulating screw rod and a nut, and completing the whole structure.
2. The outgoing line method of the pressing plate and outgoing line matching structure for the transformer according to claim 1, wherein the outgoing line method comprises the following steps of: one side of the pressing plate body is provided with an open notch, the edge part of the notch is a mounting edge, and the notch is in an inverted stepped shape in the thickness direction.
3. The outgoing line method of the pressing plate and outgoing line matching structure for the transformer according to claim 1, wherein the outgoing line method comprises the following steps of: the cushion block is provided with an opening which is in butt joint with the notch of the pressing plate body, is in a stepped shape in the thickness direction and is arranged at the bottom of the pressing plate body.
4. A method of outgoing lines of a press plate and outgoing line mating structure for a transformer as claimed in claim 2 or 3, characterized in that: the notch is a U-shaped opening, and the cushion blocks are arranged at two side edges of the U-shaped opening through paperboard pins.
5. The outlet method of a press plate and outlet mating structure for a transformer as claimed in claim 1, further comprising the steps of:
slotting on one side of the pressing plate body, and matching and designing the cushion block with the slotting size of the pressing plate body;
and a mounting hole is reserved at the edge of the notch of the pressing plate body.
6. The outlet method of a press plate and outlet mating structure for a transformer as claimed in claim 1, further comprising the steps of:
the oil seal plate is prepared according to the outer limit size of the head forming part before being installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610851612.0A CN107871592B (en) | 2016-09-26 | 2016-09-26 | Pressing plate and outgoing line matching structure for transformer and outgoing line method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610851612.0A CN107871592B (en) | 2016-09-26 | 2016-09-26 | Pressing plate and outgoing line matching structure for transformer and outgoing line method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107871592A CN107871592A (en) | 2018-04-03 |
| CN107871592B true CN107871592B (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610851612.0A Active CN107871592B (en) | 2016-09-26 | 2016-09-26 | Pressing plate and outgoing line matching structure for transformer and outgoing line method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN107871592B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112185653B (en) * | 2020-09-29 | 2021-11-23 | 常州西电变压器有限责任公司 | Oil seal structure and oil seal method for cooling transformer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943329A (en) * | 2014-04-30 | 2014-07-23 | 山东达驰电气有限公司 | Pressing block structure of large transformer body |
| CN104900385A (en) * | 2015-06-26 | 2015-09-09 | 镇江天力变压器有限公司 | Pressing plate structure of elliptic coil in oil-immersed distribution transformer |
| CN205069287U (en) * | 2015-10-08 | 2016-03-02 | 中国西电电气股份有限公司 | Take strong air -cooled transformer oil way of oil direction structure of clamp plate and magnetic shunt |
| CN206163244U (en) * | 2016-09-26 | 2017-05-10 | 特变电工沈阳变压器集团有限公司 | Clamp plate and cooperation structure of being qualified for next round of competitions for transformer |
-
2016
- 2016-09-26 CN CN201610851612.0A patent/CN107871592B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943329A (en) * | 2014-04-30 | 2014-07-23 | 山东达驰电气有限公司 | Pressing block structure of large transformer body |
| CN104900385A (en) * | 2015-06-26 | 2015-09-09 | 镇江天力变压器有限公司 | Pressing plate structure of elliptic coil in oil-immersed distribution transformer |
| CN205069287U (en) * | 2015-10-08 | 2016-03-02 | 中国西电电气股份有限公司 | Take strong air -cooled transformer oil way of oil direction structure of clamp plate and magnetic shunt |
| CN206163244U (en) * | 2016-09-26 | 2017-05-10 | 特变电工沈阳变压器集团有限公司 | Clamp plate and cooperation structure of being qualified for next round of competitions for transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107871592A (en) | 2018-04-03 |
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